What are the key terms of Heather Kiessling’s equity award from ASP Isotopes Inc.?

Heather Kiessling, CFO of ASP Isotopes Inc., was granted 840,000 shares of common stock through a stock award with a $0.0000 grant price; the award vests in semi-annual installments over a four-year period and increases her direct holdings to 1,549,376 shares, as reported in a Form 4 filing.

How does this equity award affect Heather Kiessling’s total direct share ownership in ASP Isotopes Inc.?

This 840,000-share equity award increases Heather Kiessling’s direct holdings in ASP Isotopes Inc. to 1,549,376 shares, according to the Form 4 filing that disclosed the transaction.

ASP Isotopes CFO Receives 840,000-Share Equity Award

Jun 4, 2026

ASP Isotopes Inc. CFO Heather Kiessling was granted 840,000 common stock shares, increasing her direct holdings to 1,549,376 shares according to a Form 4 filing.

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